/*
* Copyright 2000-2001,2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jetspeed.util;
import java.io.File;
import java.io.FileReader;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
public class LineCounter
{
int count = 0;
public static void main( String args[] )
{
LineCounter lc = new LineCounter();
int count = 0;
int totalCount = 0;
for (int ix = 0; ix < args.length; ix++)
{
count = lc.run(args[ix]);
System.out.println( "Count for path [" + args[ix] + "] = " + count );
totalCount += count;
}
System.out.println( "Total Count = " + totalCount );
}
public int run(String path)
{
System.out.println("Running LineCounter for " + path );
count = 0;
return traverse(path);
}
private int traverse(String path)
{
File file = new File(path);
if (file.isFile())
{
try
{
String name = file.getName();
if (name.endsWith("java"))
count += countFile(file);
}
catch (Exception e)
{
System.err.println("Failed to count file: " + path + " : " + e.toString());
}
}
else if (file.isDirectory())
{
if (!path.endsWith(File.separator))
path += File.separator;
// System.out.println("Processing directory: " + path);
String list[] = file.list();
// Process all files recursivly
for(int ix = 0; list != null && ix < list.length; ix++)
traverse(path + list[ix]);
}
return count;
}
private int countFile( File file )
throws FileNotFoundException, IOException
{
// System.out.println("Processing file: " + file.getPath());
FileReader reader = new FileReader( file );
BufferedReader br = new BufferedReader( reader );
String s;
int mycount = 0;
while ((s = br.readLine()) != null)
{
if (s.length() > 0)
mycount++;
}
return mycount;
}
}